Links
- Koninklijk Belgisch Genootschap Heelkunde
- Vlaamse Vereniging voor Gastroenterologie
- International Union Against Cancer
- American Society of Clinical Oncology
- European Association of Endoscopic Surgery
- European Society of Surgical Oncology
- European Organization for Research and Treatment of Cancer
- International Hepato-Pancreato-Biliary Association
- Federation of European Cancer Societies
- Belgian cancer registry
- United European Gastroenterology Federation
